Screwdriver bit



FIG. 1 is a left side perspective view of the screwdriver bit;

FIG. 2 is a front side elevational view of the screwdriver bit of FIG. 1 , the back side elevational view being a mirror image thereof;

FIG. 3 is a top plan view of the screwdriver bit of FIG. 1 , the bottom plan view being a mirror image thereof;

FIG. 4 is a left end elevational view of the screwdriver bit of FIG. 1 ; and,

FIG. 5 is a right end elevational view of the screwdriver bit of FIG. 1 . 

CLAIM The ornamental design for a screwdriver bit, as shown and described. 